.. include:: cutted/constructor_or_non_standard_sequence_before_collapsible/constructor_or_non_standard_sequence_before_collapsible.rst


..  admonition:: Preliminaries
   :class: toggle    
   
   .. include:: cutted/constructor_or_non_standard_sequence_collapsible/constructor_or_non_standard_sequence_collapsible.rst


.. include:: cutted/constructor_or_non_standard_sequence_after_collapsible/constructor_or_non_standard_sequence_after_collapsible.rst